<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>css3基础</title> 
<style> 

@font-face {
    font-family: myfont;
    src: url(myfont-url);
}

</style>
</head>
<body>
<div>这是使用径向渐变</div>

</body>
</html>